I manufacture any 18 carrot gold or sterling silver wedding, engagement, valentine, friendship Ring. This can be a 21st birthday present or a unique xmas gift. What's unique about my rings is that they can glow for 5 to 6 hours in green or blue. They only need 20 seconds to charge under any light or the sun. I am the only person with this technology in South Africa. You choose your design and I w ...